The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 17, 2009
Filed:
Aug. 14, 2007
Applicants:
Lilach Hedvati, Doar Na Hefer, IL;
Ziv Dee-noor, Haifa, IL;
Claude Singer, Kfar Saba, IL;
Gideon Pilarski, Holon, IL;
Inventors:
Lilach Hedvati, Doar Na Hefer, IL;
Ziv Dee-Noor, Haifa, IL;
Claude Singer, Kfar Saba, IL;
Gideon Pilarski, Holon, IL;
Assignee:
Teva Pharmaceutical Industries Ltd., Petah Tiqva, IL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 55/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to pure (R)—CMH and to the optical resolution of CMH-racemate, a key intermediate in the synthesis of (S)-Pregabalin. The invention also relates to the process for optically purifying (R)—CMH and to the process for isolating (S)—CMH from the mother liquor.